Pairing:1. The pairing function will be activated automatically when the device is power on. White the LED indicator's 1 time/second blinking, search this device with the name of"T9S" and then connect it.2. This device has memory function,it will automatically connect to its memorized paired Bluetooth devices when power on.3. If you want to remove the memorized devices, please press and hold the Frenquency button to remove.Package Included:1 X Bluetooth FM Transmitter Car Kit1 X User Manual